Revert of Remove calls to deprecated SkPDFDevice and SkPDFDocuemnt.

chrome/renderer/printing/print_web_view_helper.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/renderer/printing/print_web_view_helper.h"
 
 #include <string>
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 515 matching lines @@
 #endif  // defined(ENABLE_PRINT_PREVIEW)
 
 // static - Not anonymous so that platform implementations can use it.
 float PrintWebViewHelper::RenderPageContent(blink::WebFrame* frame,
                                             int page_number,
                                             const gfx::Rect& canvas_area,
                                             const gfx::Rect& content_area,
                                             double scale_factor,
                                             blink::WebCanvas* canvas) {
   SkAutoCanvasRestore auto_restore(canvas, true);
-  canvas->translate((content_area.x() - canvas_area.x()) / scale_factor,
-                    (content_area.y() - canvas_area.y()) / scale_factor);
+  if (content_area != canvas_area) {
+    canvas->translate((content_area.x() - canvas_area.x()) / scale_factor,
+                      (content_area.y() - canvas_area.y()) / scale_factor);
+    SkRect clip_rect(
+        SkRect::MakeXYWH(content_area.origin().x() / scale_factor,
+                         content_area.origin().y() / scale_factor,
+                         content_area.size().width() / scale_factor,
+                         content_area.size().height() / scale_factor));
+    SkIRect clip_int_rect;
+    clip_rect.roundOut(&clip_int_rect);
+    SkRegion clip_region(clip_int_rect);
+    canvas->setClipRegion(clip_region);
+  }
   return frame->printPage(page_number, canvas);
 }
 
 // Class that calls the Begin and End print functions on the frame and changes
 // the size of the view temporarily to support full page printing..
 class PrepareFrameAndViewForPrint : public blink::WebViewClient,
                                     public blink::WebFrameClient {
  public:
   PrepareFrameAndViewForPrint(const PrintMsg_Print_Params& params,
                               blink::WebLocalFrame* frame,
@@ skipping 1496 matching lines @@
       blink::WebConsoleMessage::LevelWarning, message));
   return false;
 }
 
 void PrintWebViewHelper::ScriptingThrottler::Reset() {
   // Reset counter on successful print.
   count_ = 0;
 }
 
 }  // namespace printing